Noun
chronospecies (plural chronospecies)
A group of one or more species derived from a sequential development pattern which involves continual and uniform changes from an extinct ancestral form on an evolutionary scale.
It has been described as a "probable chronospecies " (i.e. ancestor) of A. ramidus. Source: Internet
Due to this, and to their gross overall similarity, he suggested that they probably represent chronospecies within a single evolutionary lineage lasting about 4 million years. Source: Internet
Pleistocene and early Holocene lagerstätten ( Source: Internet